======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '123'
                                          'artist'  'Yasunori Mitsuda'
                                     'text_people'  ''
                                         'release'  'Chrono Trigger Original Soundtrack'
                                           'title'  'Chrono Trigger (Arranged ver. 1)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['video game music', 'soundtrack', 'instrumental', 'japanese', 'game music']"
                                     'discogstags'  "['electronic', 'stage & screen', 'soundtrack', 'chiptune']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '23'
                                      'tracktotal'  '30'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'soundtrack-game'
                                             'bpm'  '130'
                                             'key'  '11B'
                                        'acoustid'  'adc1f1f8-0787-4c37-8c5a-d781a2dfb1c1'
rest: ''

======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Chrono Trigger Original Soundtrack'
'TBPM' (BPM (beats per minute))                     '130'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-game'
'TDOR' (Original release time)                      '1999'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Chrono Trigger (Arranged ver. 1)'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Yasunori Mitsuda'
'TPE2' (Band/orchestra/accompaniment)               'Yasunori Mitsuda'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '23/30'
'TSO2'                                              'Mitsuda, Yasunori'
'TSOP' (Performer sort order)                       'Mitsuda, Yasunori'
'TXXX:ASIN'                                         'B000793EKM'
'TXXX:Acoustid Id'                                  'adc1f1f8-0787-4c37-8c5a-d781a2dfb1c1'
'TXXX:Artists'                                      'Yasunori Mitsuda'
'TXXX:MusicBrainz Album Artist Id'                  '118bf512-9ce9-42a5-95e0-10359bb3e3ea'
'TXXX:MusicBrainz Album Id'                         '7e278b3b-4f83-4f59-a94a-adab7a321d77'
'TXXX:MusicBrainz Album Status'                     'pseudo-release'
'TXXX:MusicBrainz Album Type'                       'album/soundtrack'
'TXXX:MusicBrainz Artist Id'                        '118bf512-9ce9-42a5-95e0-10359bb3e3ea'
'TXXX:MusicBrainz Release Group Id'                 '335a2416-64a9-3572-ab6b-54fe93447176'
'TXXX:MusicBrainz Release Track Id'                 '39dea9c0-42fb-31a3-9603-f95ac7072c5f'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'stage & screen', 'soundtrack', 'chiptune']
'TXXX:lastfmtags'                                   ['video game music', 'soundtrack', 'instrumental', 'japanese', 'game music']
'TXXX:originalyear'                                 '1999'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.17 dB'
'TXXX:replaygain_track_peak'                        '0.600051'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'98e9a51a-7898-402b-b1af-3f57fd0c46a1')

========================== row from database ==========================
                                              'id'  1524834
                                            'path'  /data/Music/Bulk/0soundtrack/Yasunori Mitsuda/Chrono Trigger Original Soundtrack _99/MBZ;#Yasunori Mitsuda;#Chrono Trigger Original Soundtrack 99;#23;#Chrono Trigger (Arranged ver 1).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  123
                                           'genre'  soundtrack-game
                                        'filesize'  3054908
                                           'mtime'  1621489821
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack _99 MBZ;#Yasunori Mitsuda;#Chrono 99;#23;#Chrono soundtrack game
                                      'tag_artist'  Yasunori Mitsuda
                                     'tag_release'  Chrono Trigger Original Soundtrack
                                       'tag_title'  Chrono Trigger (Arranged ver. 1)
                                             'bpm'  130.0
                                    'search_title'  '1':7,8 'arranged':3,4 'chrono':1 'trigger':2 'ver':5,6
                                   'search_artist'  'mitsuda':2 'yasunori':1
                                  'search_release'  'chrono':1 'original':3 'soundtrack':4 'trigger':2
                                     'search_rest'  '0soundtrack':1 '23':12,15 '99':2,11,14 'chrono':8,10,13,16 'game':18 'mbz':3,5 'mitsuda':7,9 'soundtrack':17 'yasunori':4,6
                                    'search_combo'  '0soundtrack':15 '1':7A,8A '23':26,29 '99':16,25,28 'arranged':3A,4A 'chrono':1A,11C,22,24,27,30 'game':32 'mbz':17,19 'mitsuda':10B,21,23 'original':13C 'soundtrack':14C,31 'trigger':2A,12C 'ver':5A,6A 'yasunori':9B,18,20
                                    'tag_tracknum'  23
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['video game music', 'soundtrack', 'instrumental', 'japanese', 'game music']
                                        'tag_date'  1995
                                     'discogstags'  ['electronic', 'stage & screen', 'soundtrack', 'chiptune']

============================== file details ==============================
                                           'mtime'  1621489821.4464917  (2021-05-20 07:50:21)
                             'size'  3054908